Mo. Rev. Stat. § 334.510
334.510 License required, effective when.
334.510. License required, effective when. — After October 13, 1970, no person shall hold himself or herself out as being a physical therapist or a licensed physical therapist in this state, unless such person is licensed and registered in accordance with the provisions of sections 334.500 to 334.620 .
(L. 1969 H.B. 39 § 2, A.L. 1995 S.B. 452)